Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/02/2024, 02:16

General

  • Target
    a7f52148e5518fbedbedd9097ed70183.exe
  • Size 114KB
  • Sample240227-cp4hsaed9v
  • SHA256 2890092eb02db7f5b8d048e5e54d2963c8024502bf1bf7745f70be3ffbdd52d6
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Detect Lumma Stealer payload V4 20 IoCs
  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

  • Modifies security service 2 TTPs 22 IoCs
  • Executes dropped EXE 10 IoCs
  • Drops file in System32 directory 22 IoCs
  • Runs .reg file with regedit 11 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7f52148e5518fbedbedd9097ed70183.exe
    "C:\Users\Admin\AppData\Local\Temp\a7f52148e5518fbedbedd9097ed70183.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:3544
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c c:\a.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2084
      • C:\Windows\SysWOW64\regedit.exe
        REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
        3⤵
        • Modifies security service
        • Runs .reg file with regedit
        PID:5044
    • C:\Windows\SysWOW64\nod64.exe
      C:\Windows\system32\nod64.exe 1164 "C:\Users\Admin\AppData\Local\Temp\a7f52148e5518fbedbedd9097ed70183.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:688
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c c:\a.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2464
        • C:\Windows\SysWOW64\regedit.exe
          REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
          4⤵
          • Modifies security service
          • Runs .reg file with regedit
          PID:2220
      • C:\Windows\SysWOW64\nod64.exe
        C:\Windows\system32\nod64.exe 1168 "C:\Windows\SysWOW64\nod64.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious use of WriteProcessMemory
        PID:3704
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c c:\a.bat
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1684
          • C:\Windows\SysWOW64\regedit.exe
            REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
            5⤵
            • Modifies security service
            • Runs .reg file with regedit
            PID:2520
        • C:\Windows\SysWOW64\nod64.exe
          C:\Windows\system32\nod64.exe 1136 "C:\Windows\SysWOW64\nod64.exe"
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:3308
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c c:\a.bat
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2792
            • C:\Windows\SysWOW64\regedit.exe
              REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
              6⤵
              • Modifies security service
              • Runs .reg file with regedit
              PID:1348
          • C:\Windows\SysWOW64\nod64.exe
            C:\Windows\system32\nod64.exe 1140 "C:\Windows\SysWOW64\nod64.exe"
            5⤵
            • Executes dropped EXE
            • Drops file in System32 directory
            • Suspicious use of WriteProcessMemory
            PID:932
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c c:\a.bat
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:3628
              • C:\Windows\SysWOW64\regedit.exe
                REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
                7⤵
                • Modifies security service
                • Runs .reg file with regedit
                PID:2056
            • C:\Windows\SysWOW64\nod64.exe
              C:\Windows\system32\nod64.exe 1144 "C:\Windows\SysWOW64\nod64.exe"
              6⤵
              • Executes dropped EXE
              • Drops file in System32 directory
              • Suspicious use of WriteProcessMemory
              PID:3304
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c c:\a.bat
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:732
                • C:\Windows\SysWOW64\regedit.exe
                  REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
                  8⤵
                  • Modifies security service
                  • Runs .reg file with regedit
                  PID:4376
              • C:\Windows\SysWOW64\nod64.exe
                C:\Windows\system32\nod64.exe 1148 "C:\Windows\SysWOW64\nod64.exe"
                7⤵
                • Executes dropped EXE
                • Drops file in System32 directory
                • Suspicious use of WriteProcessMemory
                PID:5108
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c c:\a.bat
                  8⤵
                  • Suspicious use of WriteProcessMemory
                  PID:2480
                  • C:\Windows\SysWOW64\regedit.exe
                    REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
                    9⤵
                    • Modifies security service
                    • Runs .reg file with regedit
                    PID:2204
                • C:\Windows\SysWOW64\nod64.exe
                  C:\Windows\system32\nod64.exe 1152 "C:\Windows\SysWOW64\nod64.exe"
                  8⤵
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • Suspicious use of WriteProcessMemory
                  PID:3056
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c c:\a.bat
                    9⤵
                      PID:4044
                      • C:\Windows\SysWOW64\regedit.exe
                        REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
                        10⤵
                        • Modifies security service
                        • Runs .reg file with regedit
                        PID:2332
                    • C:\Windows\SysWOW64\nod64.exe
                      C:\Windows\system32\nod64.exe 1160 "C:\Windows\SysWOW64\nod64.exe"
                      9⤵
                      • Executes dropped EXE
                      • Drops file in System32 directory
                      PID:1080
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c c:\a.bat
                        10⤵
                          PID:3856
                          • C:\Windows\SysWOW64\regedit.exe
                            REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
                            11⤵
                            • Modifies security service
                            • Runs .reg file with regedit
                            PID:680
                        • C:\Windows\SysWOW64\nod64.exe
                          C:\Windows\system32\nod64.exe 1172 "C:\Windows\SysWOW64\nod64.exe"
                          10⤵
                          • Executes dropped EXE
                          • Drops file in System32 directory
                          PID:3324
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /c c:\a.bat
                            11⤵
                              PID:3220
                              • C:\Windows\SysWOW64\regedit.exe
                                REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
                                12⤵
                                • Modifies security service
                                • Runs .reg file with regedit
                                PID:2268
                            • C:\Windows\SysWOW64\nod64.exe
                              C:\Windows\system32\nod64.exe 1176 "C:\Windows\SysWOW64\nod64.exe"
                              11⤵
                              • Executes dropped EXE
                              • Drops file in System32 directory
                              PID:2672
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c c:\a.bat
                                12⤵
                                  PID:552
                                  • C:\Windows\SysWOW64\regedit.exe
                                    REGEDIT /S C:\Users\Admin\AppData\Local\Temp\1.reg
                                    13⤵
                                    • Modifies security service
                                    • Runs .reg file with regedit
                                    PID:4964

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 1011B
                • SHA256 d1d8c8ac4136082ac60938e8148c43d81fa91a124eccf34048e629d22daeef3a
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 1KB
                • SHA256 927fd19c24f20ac1dff028de9d73094b2591842248c95a20a8264abf1333aea5
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 3KB
                • SHA256 c2a1a92cfa466fb5697626723b448c1730634ae4e0e533ad6cf11e8e8ebf2cf5
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 3KB
                • SHA256 f360fb5740172b6b4dd59c1ac30b480511665ae991196f833167e275d91f943e
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 2KB
                • SHA256 672e3c47827c2fc929fc92cd7d2a61d9ba41e847f876a1e5486e2701cbc3cb06
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 300B
                • SHA256 25bb4f644e47b4b64b0052ec7edfd4c27f370d07ef884078fea685f30b9c1bb0
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 3KB
                • SHA256 3a16ce0b62d9b7bc6832082d30e37163bbde0eddcffe9b09f20fc118b1e0d640
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 208B
                • SHA256 2ac5bd7466724458c6f36bbbe6be697bfbc95d3b8f8ad486b83d595bd295dbc3
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 815B
                • SHA256 d6e4760c4554b061363e89648dc4144f8a9ba8a300dde1a1621f22ecc62ab759
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 3KB
                • SHA256 7af82efceff1e9221d76472e6ffd6aa78ca00ccbb5fa32cb2238ed08812b931f
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 112B
                • SHA256 c0040494b6a8c2f40ab157ccc5be9e99cbb7bb285fa39131f340a8501758b0fc
                • MD5 SHA1 SHA512

                1.reg

                • Path C:\Users\Admin\AppData\Local\Temp\1.reg
                • Size 2KB
                • SHA256 9697ec584ef188873daa789eb779bb95dd3efa2c4c98a55dffa30cac4d156c14
                • MD5 SHA1 SHA512

                nod64.exe

                • Path C:\Windows\SysWOW64\nod64.exe
                • Size 114KB
                • SHA256 2890092eb02db7f5b8d048e5e54d2963c8024502bf1bf7745f70be3ffbdd52d6
                • MD5 SHA1 SHA512 SSDEEP

                a.bat

                • Path \??\c:\a.bat
                • Size 5KB
                • SHA256 ce4674afd978d1401596d22a0961f90c8fb53c5bd55649684e1a999c8cf77876
                • MD5 SHA1 SHA512 SSDEEP

                memory/688-239-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/688-122-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/688-121-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/932-468-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/932-583-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/1080-1046-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3056-929-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3056-814-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3304-699-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3304-584-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3308-469-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3308-352-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3308-353-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3324-1161-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3324-1045-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3324-1044-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3544-199-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3544-0-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3544-2-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3544-1-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3704-421-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/3704-237-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/5108-927-0x0000000000400000-0x000000000053C7BA-memory.dmp

                memory/5108-698-0x0000000000400000-0x000000000053C7BA-memory.dmp